Students explore features to consider when designing a scientific study. In this science research lesson, students examine different methods of data collection and consider which method would be appropriate for determining how many types...

What is water worth to you? The answer probably depends on many different variables. Learners explore the value of water in space and what it takes to transport the resource to locations in a galaxy far far away. They then consider...

Learners are told that Geography is the science that deals with the differentiation of the surface of the earth due to the influence of things like population, vegetation, geology, and land use. They explore the Geography Basics page. ...

Fourth and fifth graders explore soil by taking a simulated field trip under the earth. They go to an Internet site that runs a simulation which charges them with finding a source of pollution that could destroy all of Earth's soil, and...

Students describe migrations and life cycle pattersn of a key alfalfa pest, the Porato Leafhopper. They define the Economic Inquiry Level and Economic Threshold. Students evaluate data in relation to profit as it applies to IPM. They...

Students acquire knowledge about the basics of the tropical rain forest ecosystem. They analyze the cause/effect relationship between humans attitudes and behavior and the evnvironment. Students list the four general layers of vegetation...

Pupils explore and explain how mutations in the DNA sequence of a gene may be silent or result in phenotypic change in an organism and in its offspring. They analyze how evolution and biodiversity are the result of genetic changes that...